Environment Sustainable Economic Development - Online Test
Q1. The _______ emphasises on protecting the future generation.
Answer : Option B
Explaination / Solution:
The Brundtland Commission emphasises on protecting the future generation. This is in line with the argument of the environmentalists who emphasise that we have a moral obligation to hand over the planet earth in good order to the future generation; that is, the present generation should bequeath a better environment to the future generation. At least we should leave to the next generation a stock of ‘quality of life’ assets no less than what we have inherited.
Q2. In Delhi the use of which fuel in public transport has significantly lowered air pollution
Answer : Option A
Explaination / Solution:
No Explaination.
Q3. With the help of which cells, solar energy can be converted into electricity ?
Answer : Option B
Explaination / Solution:
With the help of photovoltaic cells, solar energy can be converted into electricity. These cells use special kind of materials to capture solar energy and then convert the energy into electricity. This technology is extremely useful for remote areas and for places where supply of power through grid or power lines is either not possible or proves very costly. This technique is also totally free from pollution.
Q4. In mountainous regions, streams can be found almost everywhere. A large percentage of such streams are perennial. Which plants use the energy of such streams to move small turbines
Answer : Option C
Explaination / Solution:
No Explaination.
Q5. Development that meets the need of the present generation without compromising the ability of the future generation to meet their own needs
Answer : Option C
Explaination / Solution:
The concept of sustainable development was emphasised by the United Nations Conference on Environment and Development (UNCED), which defined it as: ‘Development that meets the need of the present generation without compromising the ability of the future generation to meet their own needs’.
Q6. Sustainable development that meets the need of the present generation without compromising the ability of the future generation to meet their own needs. This definition given by
Answer : Option D
Explaination / Solution:
No Explaination.
Q7. According to Herman Daly steps required for achieving sustainable development are as follows except
Answer : Option D
Explaination / Solution:
To achieve sustainable decvelopment the following needs to be done :
- Renewable resources should be extracted in sustainable manner.
- Rate of extraction of non renewable resorces should not exceed the rate of creation of renewable substitutes.
- Inefficiences arising from pollution should be corrected.
- Technological progress should be input efficient.
- Limiting the human population.
Q8. Environmental degradation is
Answer : Option C
Explaination / Solution:
No Explaination.
Q9. Using land for the production of wheat implies foregoing the opportunities of using it for the production of rice It is an example of which cost ?
Answer : Option C
Explaination / Solution:
Opportunity cost refers to cost of next best alternative forgone .
Example- Using land for the production of wheat implies foregoing the opportunities of using it for the production of rice.
Q10. What happens when the rate of resources extraction exceeds that of their regeneration
Answer : Option D
Explaination / Solution:
No Explaination.
